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Final standings RFEI "Econometrics".
Answers to the 10 questions.
Here are the first three questions for verification:
1.Po seven in the Urals
Federal District in 2006 the values \u200b\u200bof
two traits (Table. 1) ...
....
What kind is given by the equation of linear regression,
characterizing the dependence of expenditure on the purchase
of food in total expenditure?
a) yh = 76.88 -0,35h;
b) yx = 47.68 -0,87h;
c) yx = 83.52 -0,71h.
2.Chem is the linear coefficient of steam
correlation based on the conditions of the problem 1?
a) rxy = -0,473;
b) rxy = -0,353;
in) rxy = -0,582.
3. What is the value of the average error
approximation, based on the conditions of the problem 1?
a) A = 8.1%;
b) A = 12.2%;
c) A = 7.8%. etc .........
Answers to the 10 questions.
Here are the first three questions for verification:
1.Po seven in the Urals
Federal District in 2006 the values \u200b\u200bof
two traits (Table. 1) ...
....
What kind is given by the equation of linear regression,
characterizing the dependence of expenditure on the purchase
of food in total expenditure?
a) yh = 76.88 -0,35h;
b) yx = 47.68 -0,87h;
c) yx = 83.52 -0,71h.
2.Chem is the linear coefficient of steam
correlation based on the conditions of the problem 1?
a) rxy = -0,473;
b) rxy = -0,353;
in) rxy = -0,582.
3. What is the value of the average error
approximation, based on the conditions of the problem 1?
a) A = 8.1%;
b) A = 12.2%;
c) A = 7.8%. etc .........
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- Content description 209 symbols
- Added to the site 14.11.2010
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To do this immediately after the purchase email me what you bought, what method paid (pointing out your details - WMID or if the goods are paid for by SMS, the first 7 digits of the phone number in international format, from which the payment was made) and that it You want to get a gift - I will send it on Your email during the day.
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Cumulative discount
| 50 $ | 10% the discount is |
| 30 $ | 8% the discount is |
| 20 $ | 5% the discount is |
| 10 $ | 3% the discount is |
Cumulative discount
| 50 $ | 10% the discount is |
| 30 $ | 8% the discount is |
| 20 $ | 5% the discount is |
| 10 $ | 3% the discount is |